I would hope we are all registered for tax,
if not this is the ideal place for the tax man to catch us lol,
you get in touch with your local inland revenue office and tell them you are self employed, they will send you a form out for you to fill in and offer lots of help,
they are quite good,
insurances...
salon gold
professional beauty
the guild
babtac
are just some of the ones we all use, hth